Databricks Certified Data Engineer - Professional
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In Delta Lake, under which scenario is it most appropriate to use a shallow clone instead of a deep clone?
A
When you need to ensure the target table is completely decoupled from the source and protected from data file deletion in the source.
B
When you need to create a full backup of a table for long-term archiving and regulatory compliance.
C
When you need to perform rapid testing or experimentation on a table without the storage overhead or time required to duplicate underlying data files.
D
When a full replica of both the data and the transaction log is required for a disaster recovery site.